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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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Title
Structure data for K2 Mg H4 and Rb2 Ca H4 and comparison with hydride and fluoride analogues.
Authors
Bertheville, B.;Herrmannsdoerfer, T.;Yvon, K.
Reference
IC&volume=325&fpage=13&details=yes target=icsd_help>Journal of Alloys Compd. (2001)
325
, 13-16
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Compound
D4 Ca1 Rb2
- Dirubidium calcium deuteride
[
AB2X4
] [
tI14
] [
e2 c a
] [
K2MgF4
]
Cell
4.4976(2), 4.4976(2), 14.8294(7), 90, 90, 90
I4/MMM (139)
V=299.98
Remarks
R=0.027000 : T =K2MgF4 : N
Atom (site) Oxid.
x, y, z, B, Occupancy
Rb1
(4e)
1
Ca1
(2a)
2
D1
(4e)
-1
D2
(4c)
-1
0.
0.
0.34
2.1(
1
0.
0.
0.
2.1(
1
0.
0.
0.15
4.0(
1
0.
0.5
0.
3.7(
1
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